Full Disclosure mailing list archives

Fwd: WiFi is no longer a viable secure connection


From: "Anshuman G" <anshu.pg () gmail com>
Date: Sat, 11 Oct 2008 09:08:56 +0530

---------- Forwarded message ----------
From: Anshuman G <anshu.pg () gmail com>
Date: Sat, Oct 11, 2008 at 9:08 AM
Subject: Re: [Full-disclosure] WiFi is no longer a viable secure connection
To: Cedric Blancher <blancher () cartel-securite fr>


Hello,

I have turned off SSID broadcast and its pretty obscure, the password is
obscure too, its WPA personal, i think its impossible to crack/get in my
router without knowing SSID :D .

Regards,
Anshuman Gholap
System Administrator.


On Sat, Oct 11, 2008 at 9:03 AM, Cedric Blancher <
blancher () cartel-securite fr> wrote:

Le vendredi 10 octobre 2008 à 23:05 -0400, Valdis.Kletnieks () vt edu a
écrit :
You only need a botnet of several hundred gamer's boxes and you're at
10M.

Sure. But one question remains: is it worth it ? Using a botnet to crack
John Doe's PSK where you can just push password stealing malware on his
box ?

My problem with this kind of "announce" is that it seems to make people
believe that cracking WPA/WPA2 is easy, just like WEP. But it is not,
and really far from it. Maybe, or likely, some day, not that far away,
someone will come up with a crypto or implementation flaw that will
crush them down, but right now, it is not the case.

So we stuck to a password guessing game. A game we play for years, with
password hashing algorithms that we are *way* more efficient at cracking
than a PBKDF2.

I don't say we can't break PSK. I say that we suck at it with current
implementations, even with a x100 performance increase.


--
http://sid.rstack.org/
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Hi! I'm your friendly neighbourhood signature virus.
Copy me to your signature file and help me spread!

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